/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/ParticleHandle.h
[TSerializablePtr](API\Runtime\Chaos\Chaos\TSerializablePtr)< [TPBDRigidClusteredParticleHandleImp](API\Runtime\Chaos\Chaos\TPBDRigidClusteredParticleHandle-)< T, d, bPersistent > > ToSerializable() const